UL
StandardsInfoNet
Table of Contents for UL Standards
Table of Contents for UL 8750
Cover
Transmittal
Table of Contents
Body
INTRODUCTION
1 Scope
2 General
2.1 Components
2.2 Units of measurement
2.3 Reference publications
3 Definitions
4 Power supplies, LED Drivers, and Transformers
CONSTRUCTION
5 Environmental Considerations
6 Mechanical Construction
6.1 General
6.2 Metal thickness
6.3 Polymeric materials for enclosures and electrical insulation
6.4 Enclosure openings
6.5 Conductor protection
6.6 Strain relief
6.7 Potting compound
7 Electrical Construction
7.1 General
7.2 Accessibility
7.3 Internal wiring
7.4 Supply and load connections
7.5 Separation of circuits
7.6 Insulating materials
7.7 Printed wiring boards
7.8 Electrical spacings
7.9 Circuit components
7.10 Protective devices
7.11 Coil insulation
7.12 Class 2 output circuits
PERFORMANCE
8 Performance Tests
8.1 General
8.2 Input test
8.3 Temperature test
8.4 Dielectric voltage withstand test
8.5 Abnormal tests
8.6 50-Watt point power measurement test
8.7 Leakage current measurement test
8.8 Cord strain and pushback relief test
8.9 Security of output terminals
8.10 Insulation-piercing connection thermal cycling test
8.11 Adhesive support test
8.12 Environmental tests
8.13 Mechanical strength tests for metal enclosures
8.14 Determination of low-voltage, limited-energy circuit status
8.15 Knockout secureness test
8.16 Thermal aging test
9 Markings
9.1 General
9.2 Identification and ratings
9.3 Construction-related markings
APPENDIX A
APPENDIX B Additional Requirements for Power Supplies that Comply with UL 60950-1
Superseded List